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12. Troubleshooting
There may be various reasons for the abnormal operation of the receiver. Check the receiver
according to the procedures shown below. If the receiver does not work properly after checking it,
please contact the dealer. Don’t open the receiver cover. This may cause a dangerous situation.
Symptom
Cause
Remedy
The LED display
on front panel
does not light up.
The power cord is not
plugged in.
Check that the power cord is
plugged in to the wall outlet.
No picture or
sound
Wrong connection of
the Audio/ Video
output of the receiver
to TV. Audio muting.
TV power off.
Connect the Audio/ Video output
of the receiver to TV correctly.
Press the MUTE button Turn TV
on.
No picture
The receiver can’t
receive the signal
Incorrect values of
some tuner
parameters Wrong
direction of the
antenna.
Check the antenna cable, replace
the cable, or connect the cable to
the receiver tightly. Set the values
of the tuner parameters correctly
in the installation menu. Check
the antenna connect.
The remote control
does not work
The batteries of the
remote control are not
inserted or exhausted
Check whether the batteries are
inserted correctly in your remote
control. Check the batteries, and
if exhausted replace the batteries
in the remote control.
Tips
˖
If you refer to this troubleshooting, but no resolve that problem you encountered. Please you
contact the local dealer or technical support instantly, don’t to discover the machine, because that do is very
danger, and it damage that machine in that cases.
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